Base | Representation |
---|---|
bin | 110100011001… |
… | …0100011011011 |
3 | 1220200121211000 |
4 | 1220302203123 |
5 | 24013020133 |
6 | 2420440043 |
7 | 452330406 |
oct | 150624333 |
9 | 56617730 |
10 | 27470043 |
11 | 14562717 |
12 | 9249023 |
13 | 58ca583 |
14 | 3910d3d |
15 | 2629413 |
hex | 1a328db |
27470043 has 16 divisors (see below), whose sum is σ = 41564160. Its totient is φ = 17922888.
The previous prime is 27470039. The next prime is 27470063. The reversal of 27470043 is 34007472.
It is not a de Polignac number, because 27470043 - 22 = 27470039 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 27469989 and 27470016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27470033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9555 + ... + 12092.
It is an arithmetic number, because the mean of its divisors is an integer number (2597760).
Almost surely, 227470043 is an apocalyptic number.
27470043 is a deficient number, since it is larger than the sum of its proper divisors (14094117).
27470043 is a wasteful number, since it uses less digits than its factorization.
27470043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21703 (or 21697 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 27.
The square root of 27470043 is about 5241.1871746771. The cubic root of 27470043 is about 301.7308941450.
The spelling of 27470043 in words is "twenty-seven million, four hundred seventy thousand, forty-three".
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